<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Poppins', sans-serif;
        }

        section {
            position: relative;
            min-height: 100vh;
            background: #211a14;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 20px;
        }

        section .container {
            position: relative;
            width: 800px;
            height: 500px;
            background: #fff;
            box-shadow: 0 15px 50px rgba(0, 0, 0, .1);
            overflow: hidden;
        }

        section .container .user {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            display: flex;
        }

        section .container .user .imgBx {
            position: relative;
            width: 50%;
            height: 100%;
            background: #ff0;
            transition: .5s;
        }

        section .container .user .imgBx img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        section .container .user .formBx {
            position: relative;
            width: 50%;
            height: 100%;
            background: #fff;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 40px;
            transition: .5s;
        }

        section .container .user .formBx form h2 {
            font-size: 18px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-align: center;
            width: 100%;
            margin-bottom: 10px;
            color: #555;
        }

        section .container .user .formBx input {
            position: relative;
            width: 100%;
            padding: 10px;
            background: #f5f5f5;
            color: #333;
            border: none;
            outline: none;
            box-shadow: none;
            margin: 8px 0;
            font-size: 14px;
            letter-spacing: 1px;
            font-weight: 300;
        }

        section .container .user .formBx input[type="submit"] {
            max-width: 100px;
            background: #677eff;
            color: #fff;
            cursor: pointer;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 1px;
            transition: .5s;
        }

        section .container .user .formBx form .signup {
            position: relative;
            margin-top: 20px;
            font-size: 12px;
            letter-spacing: 1px;
            color: #555;
            text-transform: uppercase;
            font-weight: 300;
        }

        section .container .user .formBx form .signup a {
            font-weight: 600;
            text-decoration: none;
            color: #677eff;
        }

        section .container .singupBx {
            pointer-events: none;
        }

        section .container.active .singupBx {
            pointer-events: initial;
        }

        section .container .singupBx .formBx {
            left: 100%;
        }

        section .container.active .singupBx .formBx {
            left: 0;
        }

        section .container .singupBx .imgBx {
            left: -100%;
        }

        section .container.active .singupBx .imgBx {
            left: 0;
        }

        @media (max-width: 991px) {
            section .container {
                max-width: 500px;
            }

            section .container .imgBx {
                display: none;
            }

            section .container .user .formBx {
                width: 100%;
            }

        }
    </style>
</head>

<body>
    <section>
        <div class="container">
            <div class="user singinBx">
                <div class="imgBx"><img src="../images/26.jpg"></div>
                <div class="formBx">
                    <form>
                        <h2>Sign In</h2>
                        <input type="text" name="" placeholder="Username">
                        <input type="password" name="" placeholder="Password">
                        <input type="submit" name="" value="Login">
                        <p class="signup">Don't have an accout ? <a href="#" onclick="toggleForm();">Sign Up</a></p>
                    </form>
                </div>
            </div>
            <div class="user singupBx">
                <div class="formBx">
                    <form>
                        <h2>Creat an accout</h2>
                        <input type="text" name="" placeholder="Username">
                        <input type="email" name="" placeholder="Email Address">
                        <input type="password" name="" placeholder="Create Password">
                        <input type="password" name="" placeholder="Confirm Password">
                        <input type="submit" name="" value="Sign Up">
                        <p class="signup">Don't have an accout ? <a href="#" onclick="toggleForm();">Sign In</a></p>
                    </form>
                </div>
                <div class="imgBx"><img src="../images/27.jpg"></div>
            </div>
        </div>
    </section>
    <script>
        function toggleForm() {
            var container = document.querySelector('.container');
            container.classList.toggle('active')
        }
    </script>

</body>

</html>